Paperboard partition unit



FIG. 1 is a perspective view of a paperboard partition unit showing mynew design.

FIG. 2 is a plan view.

FIG. 3 is a bottom view.

FIG. 4 is an elevational view.

FIG. 5 is an elevational view looking from the side of FIG. 4.

The ornamental design for a paperboard partition unit, as shown anddescribed.